Polyester polyurethanes containing hydroxyl end groups and their use as adhesives

US4946535A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Walter Meckel · Neuss, DE
• Horst Muller-Albrecht · Cologne, DE
• Manfred Dollhausen · Odenthal, DE

Key dates

• Filing date: Nov 23, 1988
• Grant date: Aug 7, 1990
• Expiry date: Nov 23, 2008

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31558
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

This invention relates to new, substantially linear polyester polyurethanes containing hydroxyl end groups, based on selected starting materials, and their use as adhesives or for the production of adhesives.